Blackwood of DC is a commercial concrete contractor serving clients in DC, MD and VA since 2003. The company's services inclu ... de CIP Concrete, Structural Upgrades, Building Renovations, Site Concrete Blackwood of DC is a Certified Business Enterprise (CBE) headquartered in the District of Columbia. Locally owned and operated, Blackwood offers its clients "big company" production with all the customer service and attention of a small company. We pride ourselves on delivering "Rock Solid Performance" on every project. read more